Compact Handheld Plasma Coil for Education and Experimentation Overview This handheld coil combines a newly designed PCB circuit board with stainless steel and copper components for durability and an attractive finish. It produces visible arc plasma effects and can modulate audio signals so lightning arcs sync to music. Designed as an educational DIY device for ages 16 and up, it is ideal for classrooms, science labs, hobbyists, and curious minds exploring wireless energy and frequency phenomena. This item is intended for toy and experimental use only and is not suitable for professional applications. Key benefits Visual and interactive learning: Makes abstract physics concepts tangible by producing visible plasma arcs and audiosynced effects. Portable and easy to use: Handheld form factor lets you demonstrate wireless power and plasma displays anywhere that is safe to operate. Durable construction: PCB with stainless steel and copper components resists wear while maintaining clear electrical performance. Versatile applications: Supports wireless power experiments, plasma arc demonstrations, insulation testing, and creative musicsynced displays. Features Circuit design: Newly designed PCB circuit board optimized for frequency arc generation. Materials: Stainless steel and copper components for electrical performance and longevity. Functionality: Produces arc plasma effects, modulates audio input to synchronize arcs with music, and supports insulation and proximity testing. Portability: Handheld coil size and form suitable for classroom demonstrations and hobby projects. Intended use: DIY and toy experiments for users aged 16 and older. Practical use scenarios Classroom demonstration: Show wireless energy transfer and frequency behavior during a physics lesson. Lab experiment: Use for controlled insulation testing and to visualize corona or arc phenomena under supervision. Audiovisual project: Create an attentiongrabbing display where lightning arcs respond to live or prerecorded music. Safety and important precautions frequency heating: The power transistor heats rapidly. Monitor the heatsink temperature during use, especially in music mode, to prevent overheating and component damage. Flammable materials: Keep all flammable and explosive materials at least 5 meters away during operation. Electronic interference: The device can cause strong interference with nearby metal and electronics. Keep phones, computers, and other sensitive devices away while operating. Fragile winding: The secondary coil uses extremely fine wire. Avoid impacts or drops that could damage the winding. No unauthorized modification: Do not alter the device without proper authorization to prevent accidents. Legal use only: This product must not be used for illegal activities. Age and suitability Recommended for ages 16 and older. Intended for DIY, educational, and hobby use only and not for professional electrical work.